<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>头条页面</title>
    <style>
        #animation_box{
            height:20px;
            width: 100%;
            border: 1px solid;
            margin: auto;
        }
        #animation_box a{

        }
    </style>
</head>
<body>
    <div id="animation_box">
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    </div>
</body>
</html>